<?php
    /** PHPExcel root directory */
    if (!defined('PHPEXCEL_ROOT')) {
        /**
         * @ignore
         */
        define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
        require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
    }

    /**
     * PHPExcel_Reader_OOCalc
     * Copyright (c) 2006 - 2015 PHPExcel
     * This library is free software; you can redistribute it and/or
     * modify it under the terms of the GNU Lesser General Public
     * License as published by the Free Software Foundation; either
     * version 2.1 of the License, or (at your option) any later version.
     * This library is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     * Lesser General Public License for more details.
     * You should have received a copy of the GNU Lesser General Public
     * License along with this library; if not, write to the Free Software
     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     * @category   PHPExcel
     * @package    PHPExcel_Reader
     * @copyright  Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
     * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
     * @version    ##VERSION##, ##DATE##
     */
    class PHPExcel_Reader_OOCalc extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader {
        /**
         * Formats
         * @var array
         */
        private $styles = [];

        /**
         * Create a new PHPExcel_Reader_OOCalc
         */
        public function __construct() {
            $this->readFilter = new PHPExcel_Reader_DefaultReadFilter();
        }

        private static function identifyFixedStyleValue($styleList, &$styleAttributeValue) {
            $styleAttributeValue = strtolower($styleAttributeValue);
            foreach ($styleList as $style) {
                if ($styleAttributeValue == strtolower($style)) {
                    $styleAttributeValue = $style;
                    return true;
                }
            }
            return false;
        }

        /**
         * Can the current PHPExcel_Reader_IReader read the file?
         * @param     string $pFilename
         * @return     boolean
         * @throws PHPExcel_Reader_Exception
         */
        public function canRead($pFilename) {
            // Check if file exists
            if (!file_exists($pFilename)) {
                throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");
            }
            $zipClass = PHPExcel_Settings::getZipClass();
            // Check if zip class exists
            //        if (!class_exists($zipClass, false)) {
            //            throw new PHPExcel_Reader_Exception($zipClass . " library is not enabled");
            //        }
            $mimeType = 'UNKNOWN';
            // Load file
            $zip = new $zipClass;
            if ($zip->open($pFilename) === true) {
                // check if it is an OOXML archive
                $stat = $zip->statName('mimetype');
                if ($stat && ($stat['size'] <= 255)) {
                    $mimeType = $zip->getFromName($stat['name']);
                } elseif ($stat = $zip->statName('META-INF/manifest.xml')) {
                    $xml               = simplexml_load_string($this->securityScan($zip->getFromName('META-INF/manifest.xml')), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
                    $namespacesContent = $xml->getNamespaces(true);
                    if (isset($namespacesContent['manifest'])) {
                        $manifest = $xml->children($namespacesContent['manifest']);
                        foreach ($manifest as $manifestDataSet) {
                            $manifestAttributes = $manifestDataSet->attributes($namespacesContent['manifest']);
                            if ($manifestAttributes->{'full-path'} == '/') {
                                $mimeType = (string)$manifestAttributes->{'media-type'};
                                break;
                            }
                        }
                    }
                }
                $zip->close();
                return ($mimeType === 'application/vnd.oasis.opendocument.spreadsheet');
            }
            return false;
        }

        /**
         * Reads names of the worksheets from a file, without parsing the whole file to a PHPExcel object
         * @param     string $pFilename
         * @throws     PHPExcel_Reader_Exception
         */
        public function listWorksheetNames($pFilename) {
            // Check if file exists
            if (!file_exists($pFilename)) {
                throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");
            }
            $zipClass = PHPExcel_Settings::getZipClass();
            $zip = new $zipClass;
            if (!$zip->open($pFilename)) {
                throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! Error opening file.");
            }
            $worksheetNames = [];
            $xml = new XMLReader();
            $res = $xml->xml($this->securityScanFile('zip://' . realpath($pFilename) . '#content.xml'), null, PHPExcel_Settings::getLibXmlLoaderOptions());
            $xml->setParserProperty(2, true);
            //    Step into the first level of content of the XML
            $xml->read();
            while ($xml->read()) {
                //    Quickly jump through to the office:body node
                while ($xml->name !== 'office:body') {
                    if ($xml->isEmptyElement) {
                        $xml->read();
                    } else {
                        $xml->next();
                    }
                }
                //    Now read each node until we find our first table:table node
                while ($xml->read()) {
                    if ($xml->name == 'table:table' && $xml->nodeType == XMLReader::ELEMENT) {
                        //    Loop through each table:table node reading the table:name attribute for each worksheet name
                        do {
                            $worksheetNames[] = $xml->getAttribute('table:name');
                            $xml->next();
                        } while ($xml->name == 'table:table' && $xml->nodeType == XMLReader::ELEMENT);
                    }
                }
            }
            return $worksheetNames;
        }

        /**
         * Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns)
         * @param   string $pFilename
         * @throws   PHPExcel_Reader_Exception
         */
        public function listWorksheetInfo($pFilename) {
            // Check if file exists
            if (!file_exists($pFilename)) {
                throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");
            }
            $worksheetInfo = [];
            $zipClass = PHPExcel_Settings::getZipClass();
            $zip = new $zipClass;
            if (!$zip->open($pFilename)) {
                throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! Error opening file.");
            }
            $xml = new XMLReader();
            $res = $xml->xml($this->securityScanFile('zip://' . realpath($pFilename) . '#content.xml'), null, PHPExcel_Settings::getLibXmlLoaderOptions());
            $xml->setParserProperty(2, true);
            //    Step into the first level of content of the XML
            $xml->read();
            while ($xml->read()) {
                //    Quickly jump through to the office:body node
                while ($xml->name !== 'office:body') {
                    if ($xml->isEmptyElement) {
                        $xml->read();
                    } else {
                        $xml->next();
                    }
                }
                //    Now read each node until we find our first table:table node
                while ($xml->read()) {
                    if ($xml->name == 'table:table' && $xml->nodeType == XMLReader::ELEMENT) {
                        $worksheetNames[] = $xml->getAttribute('table:name');
                        $tmpInfo = [
                            'worksheetName'    => $xml->getAttribute('table:name'),
                            'lastColumnLetter' => 'A',
                            'lastColumnIndex'  => 0,
                            'totalRows'        => 0,
                            'totalColumns'     => 0,
                        ];
                        //    Loop through each child node of the table:table element reading
                        $currCells = 0;
                        do {
                            $xml->read();
                            if ($xml->name == 'table:table-row' && $xml->nodeType == XMLReader::ELEMENT) {
                                $rowspan                 = $xml->getAttribute('table:number-rows-repeated');
                                $rowspan                 = empty($rowspan) ? 1 : $rowspan;
                                $tmpInfo['totalRows']    += $rowspan;
                                $tmpInfo['totalColumns'] = max($tmpInfo['totalColumns'], $currCells);
                                $currCells               = 0;
                                //    Step into the row
                                $xml->read();
                                do {
                                    if ($xml->name == 'table:table-cell' && $xml->nodeType == XMLReader::ELEMENT) {
                                        if (!$xml->isEmptyElement) {
                                            $currCells++;
                                            $xml->next();
                                        } else {
                                            $xml->read();
                                        }
                                    } elseif ($xml->name == 'table:covered-table-cell' && $xml->nodeType == XMLReader::ELEMENT) {
                                        $mergeSize = $xml->getAttribute('table:number-columns-repeated');
                                        $currCells += $mergeSize;
                                        $xml->read();
                                    }
                                } while ($xml->name != 'table:table-row');
                            }
                        } while ($xml->name != 'table:table');
                        $tmpInfo['totalColumns']     = max($tmpInfo['totalColumns'], $currCells);
                        $tmpInfo['lastColumnIndex']  = $tmpInfo['totalColumns'] - 1;
                        $tmpInfo['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($tmpInfo['lastColumnIndex']);
                        $worksheetInfo[]             = $tmpInfo;
                    }
                }
                //                foreach ($workbookData->table as $worksheetDataSet) {
                //                    $worksheetData = $worksheetDataSet->children($namespacesContent['table']);
                //                    $worksheetDataAttributes = $worksheetDataSet->attributes($namespacesContent['table']);
                //
                //                    $rowIndex = 0;
                //                    foreach ($worksheetData as $key => $rowData) {
                //                        switch ($key) {
                //                            case 'table-row' :
                //                                $rowDataTableAttributes = $rowData->attributes($namespacesContent['table']);
                //                                $rowRepeats = (isset($rowDataTableAttributes['number-rows-repeated'])) ?
                //                                        $rowDataTableAttributes['number-rows-repeated'] : 1;
                //                                $columnIndex = 0;
                //
                //                                foreach ($rowData as $key => $cellData) {
                //                                    $cellDataTableAttributes = $cellData->attributes($namespacesContent['table']);
                //                                    $colRepeats = (isset($cellDataTableAttributes['number-columns-repeated'])) ?
                //                                        $cellDataTableAttributes['number-columns-repeated'] : 1;
                //                                    $cellDataOfficeAttributes = $cellData->attributes($namespacesContent['office']);
                //                                    if (isset($cellDataOfficeAttributes['value-type'])) {
                //                                        $tmpInfo['lastColumnIndex'] = max($tmpInfo['lastColumnIndex'], $columnIndex + $colRepeats - 1);
                //                                        $tmpInfo['totalRows'] = max($tmpInfo['totalRows'], $rowIndex + $rowRepeats);
                //                                    }
                //                                    $columnIndex += $colRepeats;
                //                                }
                //                                $rowIndex += $rowRepeats;
                //                                break;
                //                        }
                //                    }
                //
                //                    $tmpInfo['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($tmpInfo['lastColumnIndex']);
                //                    $tmpInfo['totalColumns'] = $tmpInfo['lastColumnIndex'] + 1;
                //
                //                }
                //            }
            }
            return $worksheetInfo;
        }

        /**
         * Loads PHPExcel from file
         * @param     string $pFilename
         * @return     PHPExcel
         * @throws     PHPExcel_Reader_Exception
         */
        public function load($pFilename) {
            // Create new PHPExcel
            $objPHPExcel = new PHPExcel();
            // Load into this instance
            return $this->loadIntoExisting($pFilename, $objPHPExcel);
        }

        /**
         * Loads PHPExcel from file into PHPExcel instance
         * @param     string  $pFilename
         * @param    PHPExcel $objPHPExcel
         * @return     PHPExcel
         * @throws     PHPExcel_Reader_Exception
         */
        public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel) {
            // Check if file exists
            if (!file_exists($pFilename)) {
                throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");
            }
            $timezoneObj = new DateTimeZone('Europe/London');
            $GMT         = new DateTimeZone('UTC');
            $zipClass = PHPExcel_Settings::getZipClass();
            $zip = new $zipClass;
            if (!$zip->open($pFilename)) {
                throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! Error opening file.");
            }
            //        echo '<h1>Meta Information</h1>';
            $xml            = simplexml_load_string($this->securityScan($zip->getFromName("meta.xml")), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
            $namespacesMeta = $xml->getNamespaces(true);
            //        echo '<pre>';
            //        print_r($namespacesMeta);
            //        echo '</pre><hr />';
            $docProps       = $objPHPExcel->getProperties();
            $officeProperty = $xml->children($namespacesMeta['office']);
            foreach ($officeProperty as $officePropertyData) {
                $officePropertyDC = [];
                if (isset($namespacesMeta['dc'])) {
                    $officePropertyDC = $officePropertyData->children($namespacesMeta['dc']);
                }
                foreach ($officePropertyDC as $propertyName => $propertyValue) {
                    $propertyValue = (string)$propertyValue;
                    switch ($propertyName) {
                        case 'title':
                            $docProps->setTitle($propertyValue);
                            break;
                        case 'subject':
                            $docProps->setSubject($propertyValue);
                            break;
                        case 'creator':
                            $docProps->setCreator($propertyValue);
                            $docProps->setLastModifiedBy($propertyValue);
                            break;
                        case 'date':
                            $creationDate = strtotime($propertyValue);
                            $docProps->setCreated($creationDate);
                            $docProps->setModified($creationDate);
                            break;
                        case 'description':
                            $docProps->setDescription($propertyValue);
                            break;
                    }
                }
                $officePropertyMeta = [];
                if (isset($namespacesMeta['dc'])) {
                    $officePropertyMeta = $officePropertyData->children($namespacesMeta['meta']);
                }
                foreach ($officePropertyMeta as $propertyName => $propertyValue) {
                    $propertyValueAttributes = $propertyValue->attributes($namespacesMeta['meta']);
                    $propertyValue           = (string)$propertyValue;
                    switch ($propertyName) {
                        case 'initial-creator':
                            $docProps->setCreator($propertyValue);
                            break;
                        case 'keyword':
                            $docProps->setKeywords($propertyValue);
                            break;
                        case 'creation-date':
                            $creationDate = strtotime($propertyValue);
                            $docProps->setCreated($creationDate);
                            break;
                        case 'user-defined':
                            $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_STRING;
                            foreach ($propertyValueAttributes as $key => $value) {
                                if ($key == 'name') {
                                    $propertyValueName = (string)$value;
                                } elseif ($key == 'value-type') {
                                    switch ($value) {
                                        case 'date':
                                            $propertyValue     = PHPExcel_DocumentProperties::convertProperty($propertyValue, 'date');
                                            $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_DATE;
                                            break;
                                        case 'boolean':
                                            $propertyValue     = PHPExcel_DocumentProperties::convertProperty($propertyValue, 'bool');
                                            $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_BOOLEAN;
                                            break;
                                        case 'float':
                                            $propertyValue     = PHPExcel_DocumentProperties::convertProperty($propertyValue, 'r4');
                                            $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_FLOAT;
                                            break;
                                        default:
                                            $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_STRING;
                                    }
                                }
                            }
                            $docProps->setCustomProperty($propertyValueName, $propertyValue, $propertyValueType);
                            break;
                    }
                }
            }
            //        echo '<h1>Workbook Content</h1>';
            $xml               = simplexml_load_string($this->securityScan($zip->getFromName("content.xml")), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
            $namespacesContent = $xml->getNamespaces(true);
            //        echo '<pre>';
            //        print_r($namespacesContent);
            //        echo '</pre><hr />';
            $workbook = $xml->children($namespacesContent['office']);
            foreach ($workbook->body->spreadsheet as $workbookData) {
                $workbookData = $workbookData->children($namespacesContent['table']);
                $worksheetID  = 0;
                foreach ($workbookData->table as $worksheetDataSet) {
                    $worksheetData = $worksheetDataSet->children($namespacesContent['table']);
                    //                print_r($worksheetData);
                    //                echo '<br />';
                    $worksheetDataAttributes = $worksheetDataSet->attributes($namespacesContent['table']);
                    //                print_r($worksheetDataAttributes);
                    //                echo '<br />';
                    if ((isset($this->loadSheetsOnly)) && (isset($worksheetDataAttributes['name'])) && (!in_array($worksheetDataAttributes['name'], $this->loadSheetsOnly))) {
                        continue;
                    }
                    //                echo '<h2>Worksheet '.$worksheetDataAttributes['name'].'</h2>';
                    // Create new Worksheet
                    $objPHPExcel->createSheet();
                    $objPHPExcel->setActiveSheetIndex($worksheetID);
                    if (isset($worksheetDataAttributes['name'])) {
                        $worksheetName = (string)$worksheetDataAttributes['name'];
                        //    Use false for $updateFormulaCellReferences to prevent adjustment of worksheet references in
                        //        formula cells... during the load, all formulae should be correct, and we're simply
                        //        bringing the worksheet name in line with the formula, not the reverse
                        $objPHPExcel->getActiveSheet()->setTitle($worksheetName, false);
                    }
                    $rowID = 1;
                    foreach ($worksheetData as $key => $rowData) {
                        //                    echo '<b>'.$key.'</b><br />';
                        switch ($key) {
                            case 'table-header-rows':
                                foreach ($rowData as $key => $cellData) {
                                    $rowData = $cellData;
                                    break;
                                }
                            case 'table-row':
                                $rowDataTableAttributes = $rowData->attributes($namespacesContent['table']);
                                $rowRepeats             = (isset($rowDataTableAttributes['number-rows-repeated'])) ? $rowDataTableAttributes['number-rows-repeated'] : 1;
                                $columnID               = 'A';
                                foreach ($rowData as $key => $cellData) {
                                    if ($this->getReadFilter() !== null) {
                                        if (!$this->getReadFilter()->readCell($columnID, $rowID, $worksheetName)) {
                                            continue;
                                        }
                                    }
                                    //                                echo '<b>'.$columnID.$rowID.'</b><br />';
                                    $cellDataText             = (isset($namespacesContent['text'])) ? $cellData->children($namespacesContent['text']) : '';
                                    $cellDataOffice           = $cellData->children($namespacesContent['office']);
                                    $cellDataOfficeAttributes = $cellData->attributes($namespacesContent['office']);
                                    $cellDataTableAttributes  = $cellData->attributes($namespacesContent['table']);
                                    //                                echo 'Office Attributes: ';
                                    //                                print_r($cellDataOfficeAttributes);
                                    //                                echo '<br />Table Attributes: ';
                                    //                                print_r($cellDataTableAttributes);
                                    //                                echo '<br />Cell Data Text';
                                    //                                print_r($cellDataText);
                                    //                                echo '<br />';
                                    //
                                    $type               = $formatting = $hyperlink = null;
                                    $hasCalculatedValue = false;
                                    $cellDataFormula    = '';
                                    if (isset($cellDataTableAttributes['formula'])) {
                                        $cellDataFormula    = $cellDataTableAttributes['formula'];
                                        $hasCalculatedValue = true;
                                    }
                                    if (isset($cellDataOffice->annotation)) {
                                        //                                    echo 'Cell has comment<br />';
                                        $annotationText = $cellDataOffice->annotation->children($namespacesContent['text']);
                                        $textArray      = [];
                                        foreach ($annotationText as $t) {
                                            if (isset($t->span)) {
                                                foreach ($t->span as $text) {
                                                    $textArray[] = (string)$text;
                                                }
                                            } else {
                                                $textArray[] = (string)$t;
                                            }
                                        }
                                        $text = implode("\n", $textArray);
                                        //                                    echo $text, '<br />';
                                        $objPHPExcel->getActiveSheet()->getComment($columnID . $rowID)->setText($this->parseRichText($text));
                                        //                                                                    ->setAuthor( $author )
                                    }
                                    if (isset($cellDataText->p)) {
                                        // Consolidate if there are multiple p records (maybe with spans as well)
                                        $dataArray = [];
                                        // Text can have multiple text:p and within those, multiple text:span.
                                        // text:p newlines, but text:span does not.
                                        // Also, here we assume there is no text data is span fields are specified, since
                                        // we have no way of knowing proper positioning anyway.
                                        foreach ($cellDataText->p as $pData) {
                                            if (isset($pData->span)) {
                                                // span sections do not newline, so we just create one large string here
                                                $spanSection = "";
                                                foreach ($pData->span as $spanData) {
                                                    $spanSection .= $spanData;
                                                }
                                                array_push($dataArray, $spanSection);
                                            } else {
                                                array_push($dataArray, $pData);
                                            }
                                        }
                                        $allCellDataText = implode($dataArray, "\n");
                                        //                                    echo 'Value Type is '.$cellDataOfficeAttributes['value-type'].'<br />';
                                        switch ($cellDataOfficeAttributes['value-type']) {
                                            case 'string':
                                                $type      = PHPExcel_Cell_DataType::TYPE_STRING;
                                                $dataValue = $allCellDataText;
                                                if (isset($dataValue->a)) {
                                                    $dataValue           = $dataValue->a;
                                                    $cellXLinkAttributes = $dataValue->attributes($namespacesContent['xlink']);
                                                    $hyperlink           = $cellXLinkAttributes['href'];
                                                }
                                                break;
                                            case 'boolean':
                                                $type      = PHPExcel_Cell_DataType::TYPE_BOOL;
                                                $dataValue = ($allCellDataText == 'TRUE') ? true : false;
                                                break;
                                            case 'percentage':
                                                $type      = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                                                $dataValue = (float)$cellDataOfficeAttributes['value'];
                                                if (floor($dataValue) == $dataValue) {
                                                    $dataValue = (integer)$dataValue;
                                                }
                                                $formatting = PHPExcel_Style_NumberFormat::FORMAT_PERCENTAGE_00;
                                                break;
                                            case 'currency':
                                                $type      = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                                                $dataValue = (float)$cellDataOfficeAttributes['value'];
                                                if (floor($dataValue) == $dataValue) {
                                                    $dataValue = (integer)$dataValue;
                                                }
                                                $formatting = PHPExcel_Style_NumberFormat::FORMAT_CURRENCY_USD_SIMPLE;
                                                break;
                                            case 'float':
                                                $type      = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                                                $dataValue = (float)$cellDataOfficeAttributes['value'];
                                                if (floor($dataValue) == $dataValue) {
                                                    if ($dataValue == (integer)$dataValue) {
                                                        $dataValue = (integer)$dataValue;
                                                    } else {
                                                        $dataValue = (float)$dataValue;
                                                    }
                                                }
                                                break;
                                            case 'date':
                                                $type    = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                                                $dateObj = new DateTime($cellDataOfficeAttributes['date-value'], $GMT);
                                                $dateObj->setTimeZone($timezoneObj);
                                                list($year, $month, $day, $hour, $minute, $second) = explode(' ', $dateObj->format('Y m d H i s'));
                                                $dataValue = PHPExcel_Shared_Date::FormattedPHPToExcel($year, $month, $day, $hour, $minute, $second);
                                                if ($dataValue != floor($dataValue)) {
                                                    $formatting = PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX15 . ' ' . PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME4;
                                                } else {
                                                    $formatting = PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX15;
                                                }
                                                break;
                                            case 'time':
                                                $type       = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                                                $dataValue  = PHPExcel_Shared_Date::PHPToExcel(strtotime('01-01-1970 ' . implode(':', sscanf($cellDataOfficeAttributes['time-value'], 'PT%dH%dM%dS'))));
                                                $formatting = PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME4;
                                                break;
                                        }
                                        //                                    echo 'Data value is '.$dataValue.'<br />';
                                        //                                    if ($hyperlink !== null) {
                                        //                                        echo 'Hyperlink is '.$hyperlink.'<br />';
                                        //                                    }
                                    } else {
                                        $type      = PHPExcel_Cell_DataType::TYPE_NULL;
                                        $dataValue = null;
                                    }
                                    if ($hasCalculatedValue) {
                                        $type = PHPExcel_Cell_DataType::TYPE_FORMULA;
                                        //                                    echo 'Formula: ', $cellDataFormula, PHP_EOL;
                                        $cellDataFormula = substr($cellDataFormula, strpos($cellDataFormula, ':=') + 1);
                                        $temp            = explode('"', $cellDataFormula);
                                        $tKey            = false;
                                        foreach ($temp as &$value) {
                                            //    Only replace in alternate array entries (i.e. non-quoted blocks)
                                            if ($tKey = !$tKey) {
                                                $value = preg_replace('/\[([^\.]+)\.([^\.]+):\.([^\.]+)\]/Ui', '$1!$2:$3', $value);    //  Cell range reference in another sheet
                                                $value = preg_replace('/\[([^\.]+)\.([^\.]+)\]/Ui', '$1!$2', $value);       //  Cell reference in another sheet
                                                $value = preg_replace('/\[\.([^\.]+):\.([^\.]+)\]/Ui', '$1:$2', $value);    //  Cell range reference
                                                $value = preg_replace('/\[\.([^\.]+)\]/Ui', '$1', $value);                  //  Simple cell reference
                                                $value = PHPExcel_Calculation::translateSeparator(';', ',', $value, $inBraces);
                                            }
                                        }
                                        unset($value);
                                        //    Then rebuild the formula string
                                        $cellDataFormula = implode('"', $temp);
                                        //                                    echo 'Adjusted Formula: ', $cellDataFormula, PHP_EOL;
                                    }
                                    $colRepeats = (isset($cellDataTableAttributes['number-columns-repeated'])) ? $cellDataTableAttributes['number-columns-repeated'] : 1;
                                    if ($type !== null) {
                                        for ($i = 0; $i < $colRepeats; ++$i) {
                                            if ($i > 0) {
                                                ++$columnID;
                                            }
                                            if ($type !== PHPExcel_Cell_DataType::TYPE_NULL) {
                                                for ($rowAdjust = 0; $rowAdjust < $rowRepeats; ++$rowAdjust) {
                                                    $rID = $rowID + $rowAdjust;
                                                    $objPHPExcel->getActiveSheet()->getCell($columnID . $rID)->setValueExplicit((($hasCalculatedValue) ? $cellDataFormula : $dataValue), $type);
                                                    if ($hasCalculatedValue) {
                                                        //                                                    echo 'Forumla result is '.$dataValue.'<br />';
                                                        $objPHPExcel->getActiveSheet()->getCell($columnID . $rID)->setCalculatedValue($dataValue);
                                                    }
                                                    if ($formatting !== null) {
                                                        $objPHPExcel->getActiveSheet()->getStyle($columnID . $rID)->getNumberFormat()->setFormatCode($formatting);
                                                    } else {
                                                        $objPHPExcel->getActiveSheet()->getStyle($columnID . $rID)->getNumberFormat()->setFormatCode(PHPExcel_Style_NumberFormat::FORMAT_GENERAL);
                                                    }
                                                    if ($hyperlink !== null) {
                                                        $objPHPExcel->getActiveSheet()->getCell($columnID . $rID)->getHyperlink()->setUrl($hyperlink);
                                                    }
                                                }
                                            }
                                        }
                                    }
                                    //    Merged cells
                                    if ((isset($cellDataTableAttributes['number-columns-spanned'])) || (isset($cellDataTableAttributes['number-rows-spanned']))) {
                                        if (($type !== PHPExcel_Cell_DataType::TYPE_NULL) || (!$this->readDataOnly)) {
                                            $columnTo = $columnID;
                                            if (isset($cellDataTableAttributes['number-columns-spanned'])) {
                                                $columnTo = PHPExcel_Cell::stringFromColumnIndex(PHPExcel_Cell::columnIndexFromString($columnID) + $cellDataTableAttributes['number-columns-spanned'] - 2);
                                            }
                                            $rowTo = $rowID;
                                            if (isset($cellDataTableAttributes['number-rows-spanned'])) {
                                                $rowTo = $rowTo + $cellDataTableAttributes['number-rows-spanned'] - 1;
                                            }
                                            $cellRange = $columnID . $rowID . ':' . $columnTo . $rowTo;
                                            $objPHPExcel->getActiveSheet()->mergeCells($cellRange);
                                        }
                                    }
                                    ++$columnID;
                                }
                                $rowID += $rowRepeats;
                                break;
                        }
                    }
                    ++$worksheetID;
                }
            }
            // Return
            return $objPHPExcel;
        }

        private function parseRichText($is = '') {
            $value = new PHPExcel_RichText();
            $value->createText($is);
            return $value;
        }
    }
